G&O Maritime Group
We are a group of sub system providers to the maritime industry, all developing high quality products and enabling our customers through the green transition in the maritime industry
Our brands are part of four divisions
Propulsion management
Offers vibration compensators, cylinder lubrication systems and piston rod stuffing boxes. We cooperate with engine manufacturers and shipping companies to optimise main engine operations and support the important task of utilising new environmentally friendly fuel types.
Tank management
Provides PV valves and protects tank vessels against unintended overpressure or vacuum while simultaneously protecting against fire risk and ensuring that emissions from the cargo is kept to a minimum in accordance with IMO standards.
Water and Waste management
Includes incineration plants and biological water purifying plants, securing that waste water is purified before discharge while solid waste and oil sludge is incinerated at high temperatures to reduce SOx and NOx emissions.
Service Management
Provides specialised solutions for the maintenance, repair, and optimisation of critical marine equipment, ensuring the reliability and longevity of vessel operations. With expertise in boiler systems, automation, and spare parts, services are designed to minimise downtime and enhance efficiency.
One group, seven leading brands
Compensators that ensure a vibration-free main engine, enabling full utilisation of RPM range, improving crew health, and reducing cost of fuel and maintenance.
Piston rod stuffing boxes for two-stroke engines continuously improved to live up to new fuel types entering the market. A trusted partner who delivers quality on time and has a sustainable profile.
Leading global provider of cylinder lubrication systems for two-stroke marine engines, ensuring up to 65% lube oil savings, improved engine reliability and reduced emissions.
Valves and venting equipment reducing emissions from cargo ensuring cost savings due to reduction of cargo vapour loss during voyage, safety for the crew and the environment.
Biologically cleaning of grey and black wastewater before it is discharged. To achieve a reduced impact on marine eco systems and a lower cost of ownership.
Incineration of waste and oil sludge, to achieve lower operational costs and reduced environmental impact, while experiencing a 15% higher burning capacity compared to similar marine incinerators.
Specialised 24/7 solutions for the maintenance, repair, and optimisation of marine boilers and critical equipment. Expertise in boiler systems, automation, and spare parts ensures reliable operations, minimised downtime, and enhanced efficiency for vessel performance.
Annual Sustainability Report
Based on our generations of work with sustainable solutions for the maritime industry, we are committed to ensuring a more structured approach to our sustainability efforts. We implement initiatives year after year to further improve as a responsible employer and transparent business partner.
You can learn about these efforts and initiatives in our latest sustainability report.
We are here for our customers through times of change
The maritime industry is undergoing a green transition in which new technologies and fuel types are of paramount importance.
In G&O Maritime Group, we want to offer value to our customers through our deep technical expertise, through R&D and by understanding our customers’ needs. Our ambition is to stand out as one of the strongest suppliers in the industry, enabling our customers during this important market change.
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Latest news in G&O Maritime Group
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Welcome to G&O Bioreactors
For many years, Gertsen&Olufsen has been best known for its two market-leading products: vibration compensators and bioreactors. These products have set the standard in the maritime industry and have become synonymous with quality and innovation. Now, we are taking the next step by breaking down the brand name into two distinct product names that will…
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Welcome to G&O Compensators
For many years, Gertsen&Olufsen has been best known for its two market-leading products: vibration compensators and bioreactors. These products have set the standard in the maritime industry and have become synonymous with quality and innovation. Now, we are taking the next step by breaking down the brand name into two distinct product names that will…
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Welcome to a New Era for HJ Lubricators
NEWS Dear Customers and Business Partners. Welcome to a New Era for HJ Lubricators As we step into 2025, we are excited to share a significant milestone for our company – we are proud to unveil our new brand identity: HJ Lubricators. This new identity builds on the strong foundations we have established over decades.…
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Global Boiler joins G&O Maritime Group.
We are very pleased to announce that we are joining forces with Global Boiler. It is a move that promises exciting opportunities for both companies and their customers. Global Boiler specialises in marine boiler service and offers a wide array of services, such as boiler repairs, automation service, and spare parts. “Global Boiler has shown…